BLUENRG-248

BLUENRG-248

BLUENRG-232 Active
Free

Bluetooth® low energy wireless system-on-chip
Quantity $ per Unit Savings
1 - 9$3.230%
10 - 99$2.6418%
100 - 249$2.3627%
250 - 499$2.1733%
500$1.9540%
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In stock:
$3.23
or
Parameter NameParameter Value
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
Operating Voltage Min Volt1.7
Operating Voltage Max Volt3.6
ECCN US5A992C
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack3
GradeIndustrial
Package NameVFQFPN 5X5X1.0 32L WET FLK
Key features
  • Bluetooth Low Energy system-on-chip Bluetooth v5.2 certified, supporting:
    • Master, slave and multiple simultaneous roles
    • LE Privacy 1.2 and LE secure connection
    • LE data packet length extension
  • Operating supply voltage: from 1.7 to 3.6 V
  • Integrated linear regulator and DC-DC step-down converter
  • Operating temperature range: -40 °C to 105 °C
  • High performance, ultra-low power Cortex-M0 32-bit based architecture core
  • Programmable 256 kB Flash
  • 24 kB RAM with retention (two 12 kB banks)
  • 1 x UART interface
  • 1 x SPI interface
  • 2 x I²C interface
  • 14,15 or 26 GPIOs
  • 2 x multifunction timer
  • 10-bit ADC
  • Watchdog and RTC
  • DMA controller
  • PDM stream processor
  • 16 or 32 MHz crystal oscillator
  • 32 kHz crystal oscillator
  • 32 kHz ring oscillator
  • Battery voltage and temperature sensors
  • Up to +8 dBm available output power (at antenna connector)
  • Excellent RF link budget (up to 96 dB)
  • Accurate RSSI to allow power control
  • 8.3 mA TX current (@ -2 dBm, 3.0 V)
  • Down to 1 µA current consumption with active BLE stack (sleep mode)
  • ST companion integrated balun/filter chips are available
  • Average advertisement current consumption 15.34 μA (advertisement interval 1000 ms) – 1 year, 8 months, 19 days with 230 mAh battery (CR2032)
  • Average connection current consumption 7.059 μA (connection interval 1000 ms) – 3 years, 10 months, 12 days with 230 mAh battery (CR2032)
  • Suitable for building applications compliant with the following radio frequency regulations: ETSI EN 300 328, EN 300 440, FCC CFR47 Part 15, ARIB STD-T66
  • Pre-programmed bootloader via UART
  • QFN32, QFN48 and WCSP34 package options
Associated Products